Summary

This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, see Microsoft Security Bulletin MS17-014.

Improvements and fixes

This security update contains improvements and fixes for the following nonsecurity issues:

When you use the Allow Users to Edit Ranges function to add a user to a range of data in Microsoft Excel, Excel may crash.

How to get and install the update

Method 1: Microsoft Update

This update is available from Microsoft Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to get security updates automatically, see Windows Update: FAQ.